Question:medium

Which of the following tests is based on hemoglobin activity?

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The Kastle Meyer test is a fast, reliable method to identify blood in forensic investigations.
Updated On: Jan 17, 2026
  • Kastle Meyer test
  • Silver nitrate
  • Choline test
  • Starch iodine test
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The Correct Option is A

Solution and Explanation

The Kastle Meyer test presumptively identifies blood. It utilizes hemoglobin's peroxidase-like activity to oxidize phenolphthalein, resulting in a pink color. Forensic investigations frequently employ this test for rapid blood identification.

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